DWPI now covers more than 32.5 million inventions (Basic Records/patent families) detailed in over 69 million patent documents (Dec 1 2016).

Enhance your understanding of DWPI coverage by downloading the PDFs below and discover:

An overview of the patenting processes of 50 patent-issuing authorities (and two journal sources) worldwide. If you need further information, please use the links to the individual Patent Office websites, as provided.

The extent to which Thomson Reuters covers patents from each patent-issuing authority.

Patent number and application number formats for Thomson Innovation and the key online hosts: ProQuest Dialog, Questel and STN.

Download the free PDFs for each patent authority and journal source covered in DWPI below: